Base | Representation |
---|---|
bin | 11100001001101111… |
… | …001101110001010100 |
3 | 2220000122120202222211 |
4 | 130021233031301110 |
5 | 443401401040223 |
6 | 21515302003204 |
7 | 2120036656225 |
oct | 341157156124 |
9 | 86018522884 |
10 | 30228143188 |
11 | 11901aa9421 |
12 | 5a37416504 |
13 | 2b09724179 |
14 | 166a87524c |
15 | bbdb91d0d |
hex | 709bcdc54 |
30228143188 has 12 divisors (see below), whose sum is σ = 52902327520. Its totient is φ = 15113192472.
The previous prime is 30228143161. The next prime is 30228143203. The reversal of 30228143188 is 88134182203.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 30228143188.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139128 + ... + 282511.
Almost surely, 230228143188 is an apocalyptic number.
It is an amenable number.
30228143188 is a deficient number, since it is larger than the sum of its proper divisors (22674184332).
30228143188 is a wasteful number, since it uses less digits than its factorization.
30228143188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 439566 (or 439564 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 40.
The spelling of 30228143188 in words is "thirty billion, two hundred twenty-eight million, one hundred forty-three thousand, one hundred eighty-eight".
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